[test] Remove deprecated cctest/test-node-algorithm tests.

test/cctest/compiler/graph-tester.h

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_CCTEST_COMPILER_GRAPH_TESTER_H_
 #define V8_CCTEST_COMPILER_GRAPH_TESTER_H_
 
 #include "src/v8.h"
 #include "test/cctest/cctest.h"
 
 #include "src/compiler/common-operator.h"
 #include "src/compiler/graph.h"
 
 namespace v8 {
 namespace internal {
 namespace compiler {
 
 class GraphTester : public HandleAndZoneScope, public Graph {

[Jarin, 2015/04/29 14:01:05]

One has to wonder whether this deserves its own file.

[Michael Starzinger, 2015/04/29 14:11:19]

Yes, it's coming: https://codereview.chromium.org/1118433002/

  public:
   GraphTester() : Graph(main_zone()) {}
 };
 
-
-class GraphWithStartNodeTester : public GraphTester {
- public:
-  explicit GraphWithStartNodeTester(int num_parameters = 0)
-      : builder_(main_zone()),
-        start_node_(NewNode(builder_.Start(num_parameters))) {
-    SetStart(start_node_);
-  }
-
-  Node* start_node() { return start_node_; }
-
- private:
-  CommonOperatorBuilder builder_;
-  Node* start_node_;
-};
-}
-}
-}  // namespace v8::internal::compiler
+}  // namespace compiler
+}  // namespace internal
+}  // namespace v8
 
 #endif  // V8_CCTEST_COMPILER_GRAPH_TESTER_H_